Computerized flat knitting machine needle plate with knitting needle selection mechanism

Abstract

The utility model relates to the technical field of flat knitting machines, in particular to a computerized flat knitting machine needle plate with a knitting needle selection mechanism, which comprises a needle plate body, a plurality of needle grooves are arranged on the upper end face of the needle plate body, and knitting needles and auxiliary needles are respectively arranged in the needle grooves in a sliding mode. The upper end faces of the knitting needles are fixedly connected with connecting columns, the upper end faces of the auxiliary needles are fixedly connected with protruding blocks, the upper end of the needle plate body is fixedly connected with air cylinders, the number of the air cylinders is two, and the output ends of the two air cylinders are fixedly connected with a needle guiding mechanism and a needle selecting mechanism respectively. And one side of the needle plate body is fixedly connected with an ejector pin mechanism. According to the utility model, the knitting needle, the auxiliary needle, the convex block, the connecting column, the cylindrical groove, the needle guide mechanism, the needle selecting mechanism, the cylinder, the needle ejecting mechanism and the like are matched with one another, so that automatic needle selection can be realized, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of flat knitting machine, especially to a computer flat knitting machine needle plate with needle selection mechanism. BACKGROUND

[0002] The flat knitting machine is a kind of mechanical equipment for weaving horizontal knitted products, mainly used for producing sweater, knitted shirt and other clothing materials, and the traditional sweater processing is to weave front and back pieces, sleeves and collars by the flat knitting machine, and then sew them by a special sewing machine by a sewing worker.

[0003] The traditional flat knitting machine needs more manpower for operation and monitoring, which leads to low production efficiency, therefore, the utility model provides a computer flat knitting machine needle plate with needle selection mechanism for improvement. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a computer flat knitting machine needle plate with needle selection mechanism.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a computer flat knitting machine needle plate with needle selection mechanism, including needle plate body, the upper end surface of needle plate body is equipped with needle slot, and the number of needle slot is multiple, multiple needle slot all respectively slidingly arranged with knitting needle and auxiliary needle, the upper end surface of multiple knitting needle is all fixedly connected with connecting column, the upper end surface of multiple auxiliary needle is all fixedly connected with protruding block, the upper end of needle plate body is fixedly connected with air cylinder, and the number of air cylinder is two, the output of two air cylinder is respectively fixedly connected with needle guide mechanism and needle selection mechanism, one side of needle plate body is fixedly connected with ejector pin mechanism.

[0006] The needle guide mechanism includes a guide plate and a cover plate fixedly connected to the guide plate, the guide plate is provided with a guide slot, the needle selection mechanism includes a drive frame and a horizontal plate fixedly connected to the upper end of the drive frame, the side plate outer wall of the drive frame and the lower end surface of the horizontal plate are both provided with a limiting slot, two sliding blocks are slidingly arranged in the two limiting slots, the outer wall of the two sliding blocks is connected with an auxiliary pressing block, and an electric push rod one is fixedly connected to one side of the drive frame, the output end of the electric push rod one is fixedly connected with the outer wall of one of the sliding blocks.

[0007] As a further description of the above technical scheme:

[0008] The lower end of each of the plurality of needle slots is provided with a sliding slot near the front side position, and a guide rod is fixedly connected to the inner wall of each of the plurality of sliding slots, a mounting block is slidably sleeved on the outer wall of each of the plurality of guide rods, the lower end of each of the plurality of mounting blocks is fixedly connected to the lower end of a corresponding knitting needle, and a return spring is fixedly connected between the inner wall of each of the plurality of mounting blocks and the sliding slot, and the outer end of each of the plurality of return springs is movably sleeved on the guide rod.

[0009] As a further description of the above technical solution:

[0010] The needle mechanism comprises an electric push rod two fixedly connected to the needle plate body, an output end of the electric push rod two is fixedly connected with a push plate, the other end of the push plate is fixedly connected with a jack, and the number of the jacks is the same as that of the auxiliary needles, the other end of each of the plurality of jacks penetrates through the needle plate body and is arranged in the needle slot.

[0011] As a further description of the above technical solution:

[0012] One side of each of the plurality of auxiliary needles is provided with a cylindrical slot, and each of the plurality of jacks is slidably sleeved in a corresponding cylindrical slot.

[0013] As a further description of the above technical solution:

[0014] Two sliding rods are fixedly connected in the two limiting grooves, and two sliding blocks are slidably sleeved on the outer walls of the two sliding rods.

[0015] As a further description of the above technical solution:

[0016] The same side of the driving frame and the auxiliary pressing block is made of a slope structure, and the contact surface of the knitting needle and the auxiliary needle is also made of a slope structure, and is arranged in cooperation.

[0017] The present application has the following advantages:

[0018] 1. Compared with the prior art, the computerized flat knitting machine needle plate with a needle selection mechanism comprises a knitting needle, an auxiliary needle, a protruding block, a connecting column, a cylindrical slot, a needle guide mechanism, a needle selection mechanism, a cylinder and a needle mechanism, which are arranged in cooperation, so that the needle selection mechanism can select a needle, then the selected auxiliary needle corresponding to the knitting needle is pressed into the needle slot by the auxiliary pressing block, then the auxiliary needle is pushed out by the needle mechanism, so that the connecting column is driven to enter the predetermined position, then the connecting column is guided to move by the guide slot, so that the selected knitting needle is driven to move, and the automatic operation is adopted, so that the needle selection is convenient and the efficiency is higher.

[0019] 2. Compared with the prior art, the computer flat knitting machine needle plate with a needle selection mechanism can reset the needle after it has finished running by setting a guide rod, mounting block and reset spring structure. By opening a cylindrical groove on one side of the auxiliary needle and using a push rod to fit into the cylindrical groove, the auxiliary needle is prevented from tilting up during the extension process, thus maintaining the stable operation of the auxiliary needle. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of one side of the needle plate of a computer flat knitting machine with a needle selection mechanism proposed in this utility model.

[0021] Figure 2 This is a schematic diagram of the other side of the needle plate of a computer flat knitting machine with a needle selection mechanism proposed in this utility model;

[0022] Figure 3 This is a cross-sectional structural diagram of a computer flat knitting machine needle plate with a needle selection mechanism proposed in this utility model.

[0023] Figure 4 A schematic diagram of the auxiliary needle pressing structure of a computer flat knitting machine needle plate with a needle selection mechanism proposed in this utility model;

[0024] Figure 5 This is a schematic diagram of the auxiliary needle extension structure of a computer flat knitting machine needle plate with a needle selection mechanism proposed in this utility model.

[0025] Figure 6 A schematic diagram of the needle guide mechanism operation structure of a computer flat knitting machine needle plate with a needle selection mechanism proposed in this utility model;

[0026] Figure 7 This is a bottom view of the needle selection mechanism of a computerized flat knitting machine needle plate with a needle selection mechanism proposed in this utility model.

[0027] Legend:

[0028] 1. Needle plate body; 11. Needle groove; 12. Knitting needle; 13. Auxiliary needle; 14. Protrusion; 15. Connecting post; 16. Columnar groove; 17. Guide rod; 18. Mounting block; 19. Return spring; 2. Needle guide mechanism; 21. Cover plate; 22. Guide plate; 23. Guide groove; 3. Needle selection mechanism; 31. Drive frame; 32. Horizontal plate; 33. Slider; 34. Slide rod; 35. Electric push rod one; 36. Auxiliary pressure block; 4. Cylinder; 5. Ejector needle mechanism; 51. Electric push rod two; 52. Push plate; 53. Ejector rod. Detailed Implementation

[0029] Reference Figures 1-7The utility model provides a computer flat knitting machine needle plate with knitting needle selection mechanism, including needle plate body 1, the upper end surface of needle plate body 1 is seted up needle slot 11, and the number of needle slot 11 is seted up multiple, multiple needle slot 11 all respectively slidingly seted up with knitting needle 12 and auxiliary needle 13, the upper end surface of multiple knitting needle 12 all is fixedly connected with connecting column 15, the upper end surface of multiple auxiliary needle 13 all is fixedly connected with lug 14, the upper end of needle plate body 1 is fixedly connected with cylinder 4, and the number of cylinder 4 is two, and the output of two cylinders 4 is fixedly connected with needle guide mechanism 2 and needle selection mechanism 3 respectively, one side of needle plate body 1 is fixedly connected with ejector pin mechanism 5, and the operation of needle guide mechanism 2 and needle selection mechanism 3 is controlled respectively through cylinder 4.

[0030] Needle guide mechanism 2 includes guide plate 22 and cover plate 21 fixedly connected on guide plate 22, and guide groove 23 is seted up on guide plate 22, needle selection mechanism 3 includes drive frame 31 and horizontal plate 32 fixedly connected on the upper end of drive frame 31, and the outer wall of the side plate of drive frame 31 and the lower end surface of horizontal plate 32 all set up limit slot, two limit slots all slidingly seted up with sliding block 33, the outer wall of two sliding blocks 33 is connected with auxiliary pressing block 36, and one side of drive frame 31 is fixedly connected with electric push rod no.

[0031] The lower end of multiple needle slot 11 is close to the front side position and is seted up with sliding slot, and the inner wall of multiple sliding slots is fixedly connected with guide rod 17, the outer wall of multiple guide rods 17 all slidingly sleeve joint has installation block 18, and the upper end of multiple installation blocks 18 is fixedly connected with the lower end of multiple knitting needle 12 respectively, and the inner wall between multiple installation blocks 18 and sliding slot is fixedly connected with return spring 19, and multiple return springs 19 all movably sleeve joint in the outer end of guide rod 17, slidingly on guide rod 17 using installation block 18, can stabilize the linear movement of knitting needle 12 in needle slot 11, set up return spring 19 then can reset knitting needle 12, and it is convenient to use next time.

[0032] The top pin mechanism 5 comprises an electric push rod two 51 fixedly connected to the needle plate body 1, the output end of the electric push rod two 51 is fixedly connected with a push plate 52, the other end of the push plate 52 is fixedly connected with a plurality of top rods 53, the number of the plurality of top rods 53 is same as that of the auxiliary needles 13, the other end of the plurality of top rods 53 penetrates through the needle plate body 1 and is arranged in the needle slot 11, a plurality of cylindrical grooves 16 are formed in one side of the plurality of auxiliary needles 13, the plurality of top rods 53 are respectively and slidably sleeved with the plurality of cylindrical grooves 16, the push plate 52 of the electric push rod two 51 is moved, and then the plurality of top rods 53 are moved into the needle slot 11, at this time, only the auxiliary needle 13 that is lowered can be sleeved with the top rod 53 into the cylindrical groove 16 and be pushed out.

[0033] The two limiting grooves are fixedly connected with sliding rods 34, the two sliding blocks 33 are respectively and slidably sleeved on the outer walls of the two sliding rods 34, the same side of the driving frame 31 and the auxiliary pressing block 36 is made of a slope structure, the contact surfaces of the knitting needle 12 and the auxiliary needle 13 are also made of a slope structure and are arranged in cooperation, the auxiliary pressing block 36 is provided with a slope structure, so that the corresponding auxiliary pressing block 36 is pressed down when the driving frame 31 drives it to move, and the contact surfaces of the knitting needle 12 and the auxiliary needle 13 are provided with a slope, so that the auxiliary needle 13 is conveniently lifted and reset in the resetting process of the knitting needle 12.

[0034] Working principle: first, the sliding block 33 is moved by the electric push rod one 35, and then the auxiliary pressing block 36 is moved to the linear position on one side of the corresponding protruding block 14, then the driving frame 31 is moved by the cylinder 4, and then the protruding block 14 drives the corresponding auxiliary needle 13 to descend under the pressure of the auxiliary pressing block 36, because the contact surfaces of the knitting needle 12 and the auxiliary needle 13 are slope structures, and the mounting block 18 connected with the knitting needle 12 is limited by the guide rod 17, at this time, the knitting needle 12 will run a small distance forward, then the top rod 53 is driven into the needle slot 11 by the push plate 52 of the electric push rod two 51, first into the cylindrical groove 16, then continue to drive the auxiliary needle 13 to move, and then drive the knitting needle 12 to move, so that the connecting column 15 moves to the side of the guide groove 23, then the connecting column 15 enters the predetermined guide groove 23 by the movement of the guide plate 22 driven by the cylinder 4, and the guide groove 23 is used for guiding to control the knitting needle 12 to work;

[0035] After the above work is finished, the guide needle mechanism 2 and the needle selection mechanism 3 are reset by the cylinder 4, and the mounting block 18 is reset under the reaction force of the reset spring 19 in the resetting process of the top rod 53 driven by the electric push rod two 51, so as to reset the knitting needle 12 against the auxiliary needle 13, until the auxiliary needle 13 is pressed and combined with the needle slot 11, at this time, the top rod 53 continues to reset and exits the cylindrical groove 16, after lacking the limitation of the top rod 53, the knitting needle 12 will use the reverse pressure of the slope structure to drive the auxiliary needle 13 to rise until it is reset, so as to facilitate the next needle selection work.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A needle plate for a computerized flat knitting machine having a needle selection mechanism, comprising a needle plate body (1), characterized in that: The upper end face of the needle plate body (1) is provided with needle slots (11), and the number of needle slots (11) is multiple, multiple needle slots (11) are respectively provided with knitting needles (12) and auxiliary needles (13) slidingly arranged, the upper end face of multiple knitting needles (12) is fixedly connected with connecting column (15), the upper end face of multiple auxiliary needles (13) is fixedly connected with protruding block (14), the upper end of needle plate body (1) is fixedly connected with air cylinder (4), and the number of air cylinder (4) is two, the output end of two air cylinder (4) is respectively fixedly connected with needle guide mechanism (2) and needle selection mechanism (3), one side of needle plate body (1) is fixedly connected with ejector pin mechanism (5). The needle guide mechanism (2) comprises a guide plate (22) and a cover plate (21) fixedly connected to the guide plate (22), and the guide plate (22) is provided with a guide groove (23). The needle selection mechanism (3) comprises a driving frame (31) and a horizontal plate (32) fixedly connected to the upper end of the driving frame (31). The side plate outer wall of the driving frame (31) and the lower end face of the horizontal plate (32) are both provided with a limiting slot. Two sliding blocks (33) are slidingly arranged in the two limiting slots. The outer wall of the two sliding blocks (33) is connected with an auxiliary pressing block (36), and one side of the driving frame (31) is fixedly connected with an electric push rod (35). The output end of the electric push rod (35) is fixedly connected with the outer wall of one of the sliding blocks (33).

2. The needle plate of claim 1, wherein: The lower end of the needle slot (11) is provided with a sliding groove near the front side position, and the inner wall of the sliding groove is fixedly connected with a guide rod (17). The outer wall of the guide rod (17) is slidingly sleeved with a mounting block (18). The upper end of the mounting block (18) is fixedly connected with the lower end of the knitting needle (12). The inner wall between the mounting block (18) and the sliding groove is fixedly connected with a return spring (19). The outer end of the guide rod (17) is movably sleeved with the return spring (19).

3. The needle plate of claim 1, wherein: The ejector pin mechanism (5) comprises an electric push rod (51) fixedly connected to the needle plate body (1). The output end of the electric push rod (51) is fixedly connected with a push plate (52). The other end of the push plate (52) is fixedly connected with a jack (53). The number of jacks (53) is the same as the number of auxiliary needles (13). The other end of the jack (53) penetrates the needle plate body (1) and is arranged in the needle slot (11).

4. The needle plate of claim 3, wherein: The side of the auxiliary needle (13) is provided with a cylindrical groove (16), and the jack (53) is slidingly sleeved with the cylindrical groove (16).

5. The needle plate of claim 1, wherein: The two limiting slots are fixedly connected with a sliding rod (34), and the two sliding blocks (33) are slidingly sleeved on the outer wall of the two sliding rods (34).

6. The needle plate of claim 1, wherein: The same side of the driving frame (31) and the auxiliary pressing block (36) is made of inclined surface structure, and the contact surface of the knitting needle (12) and the auxiliary needle (13) is also made of inclined surface structure, and they are arranged in cooperation.

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